condition	mean	min	max
4 h after light	40.35115	31.6653	49.037
8 h after light	40.999750000000006	38.1837	43.8158
12 h after light	19.541150000000002	15.3708	23.7115
4 h after dark	28.240249999999996	22.3496	34.1309
8 h after dark	16.386200000000002	15.7579	17.0145
12 h after dark	29.2408	27.4041	31.0775